99386403 has 32 divisors (see below), whose sum is σ = 148838400. Its totient is φ = 58682880.

The previous prime is 99386401. The next prime is 99386407. The reversal of 99386403 is 30468399.

It is not a de Polignac number, because 99386403 - 2¹ = 99386401 is a prime.

It is not an unprimeable number, because it can be changed into a prime (99386401) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 57648 + ... + 59346.

It is an arithmetic number, because the mean of its divisors is an integer number (4651200).

Almost surely, 2^99386403 is an apocalyptic number.

99386403 is a gapful number since it is divisible by the number (93) formed by its first and last digit.

99386403 is a deficient number, since it is larger than the sum of its proper divisors (49451997).

99386403 is a wasteful number, since it uses less digits than its factorization.

99386403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1787.

The product of its (nonzero) digits is 139968, while the sum is 42.

The square root of 99386403 is about 9969.2729423966. The cubic root of 99386403 is about 463.2075799825.

The spelling of 99386403 in words is "ninety-nine million, three hundred eighty-six thousand, four hundred three".